const _cloneDeep = require('lodash/cloneDeep')

// 移除空字符串，null, undefined
export function clearEmptyParam(config) {
  ['data', 'params'].forEach(item => {
    if (config[item]) {
      const keys = Object.keys(config[item])
      if (keys.length) {
        keys.forEach(key => {
          const rawType = toRawType(config[item])
          if (['', undefined, null].includes(toRawType(config[item][key]) == 'String' ? config[item][key].trim() : config[item][key]) &&
              ['Object'].includes(rawType)) {
            // 移除属性之前，进行深拷贝断开引用，避免影响页面
            config[item] = _cloneDeep(config[item])
            delete config[item][key]
          }
        })
      }
    }
  })
}

/**
 * @description 获取原始类型
 * @param {*} value
 * @returns {String} 类型字符串，如'String', 'Object', 'Null', 'Boolean', 'Number', 'Array'
 */
export function toRawType(value) {
  return Object.prototype.toString.call(value).slice(8, -1)
}

export default {
  clearEmptyParam
}